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Impact! – The Threat of Comets and Asteroids - Oxford Scholarship Online
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Impact!: The Threat of Comets and Asteroids

Gerrit L. Verschuur


Most scientists now agree that some sixty-five million years ago, an immense comet slammed into the Yucatan, detonating a blast twenty million times more powerful than the largest hydrogen bomb, punching a hole ten miles deep in the earth. Trillions of tons of rock were vaporized and launched into the atmosphere. For a thousand miles in all directions, vegetation burst into flames. There were tremendous blast waves, searing winds, showers of molten matter from the sky, earthquakes, and a terrible darkness that cut out sunlight for a year, enveloping the planet in freezing cold. Thousands of sp ... More

Bibliographic Information

Print publication date: 1996 Print ISBN-13: 9780195101058
Published to Oxford Scholarship Online: November 2020 DOI:10.1093/oso/9780195101058.001.0001


Affiliations are at time of print publication.

Gerrit L. Verschuur, author